Ethyl 4-chloro-2-(thiophen-2-yl)pyrimidine-5-carboxylate CAS 188937-40-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 188937-40-8 |
| Molecular Formula | C11H9ClN2O2S |
| Molecular Weight | 268.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 4-chloro-2-(thiophen-2-yl)pyrimidine-5-carboxylate (CAS 188937-40-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H9ClN2O2S. Molecular weight: 268.72 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H9ClN2O2S |
| Molecular Weight | 268.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
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Recommended Standards
- 2-((4-Chlorophenyl)amino)-4-methylthiazole-5-carboxylic acid (CAS 187998-95-4)
- (1,3-Thiazol-5-yl)methyl N-(2-chlorophenyl)carbamate (CAS 338981-78-5)
- (1,3-Thiazol-5-yl)methyl N-(3-chlorophenyl)carbamate (CAS 338981-76-3)
- (R)-N,N-Dimethylpyrrolidin-3-amine hydrochloride (CAS 1246383-56-1)
- (4,6-Dimethyl-2-oxo-2H-quinolin-1-yl)-acetic acid (CAS 370841-56-8)
- (4-(2-(Methylcarbamothioyl)hydrazine-1-carbonyl)phenyl)boronic acid (CAS 957060-78-5)
- 2-Methyl-1-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-1-one (CAS 2216004-10-1)
- 4-(Hydroxymethyl)tetrahydropyran (CAS 14774-37-9)
- Ethyl 2-((3-chloro-4-fluorophenyl)thio)-2-oxoacetate (CAS 1443309-43-0)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com